Home / 743,159.06-1,114,607.35-293,730.56

Finding the Fourth Proportional to 743,159.06, 1,114,607.35 and 293,730.56

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Solution

The fourth proportional to 743,159.06, 1,114,607.35 and 293,730.56 is: 440,543.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,159.06 : 1,114,607.35 = 293,730.56 : x
  2. Step 2: Convert to fraction form
    743,159.06/1,114,607.35 = 293,730.56/x
  3. Step 3: Cross multiply
    743,159.06x = 1,114,607.35 × 293,730.56
  4. Step 4: Simplify right side
    743,159.06x = 327,394,241,095.62
  5. Step 5: Solve for x
    x = 327,394,241,095.62/743,159.06
  6. Step 6: Final answer
    x = 440,543.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.